FNUS75 KBOU 271137 FWSBOU SPOT FORECAST FOR SOUTH BOUNDARY...USFS NATIONAL WEATHER SERVICE DENVER CO 434 AM MST FRI JAN 27 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE ACROSS THE REGION TODAY. LIGHT SNOWFALL THIS MORNING WILL GRADUALLY END DURING THE AFTERNOON. ANY ADDITIONAL ACCUMULATIONS WILL BE UNDER 1 INCH. THERE WILL BE SOME GUSTY NORTHWEST WINDS TODAY BEHIND THE TROF PASSAGE. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1700...THEN SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....25. MIN HUMIDITY........45%. 20-FOOT WINDS.......NORTHWEST WINDS 12-18 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 25-36 MPH. MIXING HEIGHT.......4400-5400 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 0700. VERY GOOD AFTER 0800. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLEAR. SLIGHT CHANCE OF SNOW UNTIL 2300. MIN TEMPERATURE.....0. MAX HUMIDITY........83%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH WITH GUSTS TO 25 MPH. TRANSPORT WINDS.....WEST 29-40 MPH. MIXING HEIGHT.......1400-2400 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900...THEN GOOD UNTIL 2000...THEN FAIR UNTIL 0500...THEN GOOD. HAINES INDEX........4 LOW. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1100...THEN PARTLY CLOUDY UNTIL 1700...THEN MOSTLY SUNNY. MAX TEMPERATURE.....26. MIN HUMIDITY........41%. 20-FOOT WINDS.......WEST WINDS 12-22 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 32-36 MPH UNTIL 1200...THEN 40-48 MPH. MIXING HEIGHT.......3800-4800 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 0900...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1300...THEN EXCELLENT. HAINES INDEX........3 VERY LOW. FIRE WEATHER TABLE FOR SOUTH BOUNDARY. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE FORECAST DATABASE. VALUES IN THE TABLE MAY VARY SLIGHTLY FROM INFORMATION IN THE NARRATIVE FORECAST. PLEASE PROVIDE FEEDBACK IF THE INFORMATION IN THIS TABLE HAS BEEN REPRESENTATIVE AND/OR USEFUL. +++ FORECAST SC PP WR AT RH 20FT G H L 10K MIXG TRAN VENTL AJTV VALID AT % % % F % WIND S I A WIND HGT WIND RATE RATNG MPH T L MPH AGL MPH KT-FT 01/27-04 92 60 38 14 100 N 7 7 2 1 W58 2688 W24 54488 F 01/27-05 90 43 20 14 100 N 6 6 2 1 W52 2977 NW22 57591 F 01/27-06 90 43 20 14 100 N 5 5 2 1 W48 3526 W25 78321 G 01/27-07 90 43 20 14 100 NW 5 5 2 1 W48 4075 W28 99050 G 01/27-08 90 43 20 16 100 NW 6 6 2 1 W49 4624 W30 119780 V 01/27-09 90 43 20 18 99 W 8 8 2 1 NW53 4843 W30 124951 V 01/27-10 90 43 20 19 94 W10 16 2 1 NW58 5061 W30 130122 V 01/27-11 79 46 23 21 88 W12 18 2 1 NW61 5280 W30 135292 V 01/27-12 79 46 23 22 84 W12 18 3 1 NW62 5386 W31 143736 V 01/27-13 79 46 23 23 79 W10 17 3 1 NW62 5493 W32 152180 E 01/27-14 79 46 23 23 74 W10 16 4 1 NW61 5599 W33 160624 E 01/27-15 79 46 23 22 67 W13 21 4 1 NW60 5105 W33 148919 V 01/27-16 79 46 23 20 62 W16 25 4 1 NW58 4611 W35 137215 V 01/27-17 52 10 2 16 64 W17 28 4 1 NW56 4117 W35 125511 V 01/27-18 52 10 2 14 68 W16 25 4 1 NW55 3551 W32 102000 V 01/27-19 52 10 2 11 73 W13 21 4 1 NW54 2984 W29 78490 G 01/27-20 52 10 2 10 76 W10 16 4 1 NW53 2417 W26 54979 F 01/27-21 52 10 2 8 76 W10 16 4 1 NW53 2203 W26 51189 F 01/27-22 52 10 2 6 75 W10 16 4 1 NW53 1989 W28 47399 F 01/27-23 22 0 0 5 74 W12 18 4 1 NW54 1775 W29 43608 F 01/28-00 22 0 0 3 77 W13 21 4 1 NW56 1615 W29 40339 F 01/28-01 22 0 0 2 81 W15 24 4 1 NW59 1455 W30 37070 P 01/28-02 22 0 0 2 83 W16 25 4 1 NW61 1296 W30 33801 P 01/28-03 22 0 0 1 80 W15 24 4 1 NW60 1548 W33 45919 F 01/28-04 22 0 0 1 75 W14 22 3 1 NW58 1799 W36 58038 F 01/28-05 17 0 0 5 59 W13 21 3 1 NW55 2051 W39 70157 G 01/28-06 17 0 0 5 59 W13 20 3 1 NW55 1880 W37 60927 G 01/28-07 17 0 0 4 63 W13 20 3 1 NW56 1709 W35 51697 F 01/28-08 17 0 0 3 67 W13 21 3 1 NW59 1538 W32 42468 F 01/28-09 17 0 0 8 57 W13 21 3 1 NW59 2189 W33 66125 G 01/28-10 17 0 0 15 47 W14 22 2 1 NW60 2867 W36 90805 G 01/28-11 28 0 0 19 45 W15 24 2 1 NW60 3545 W38 115486 V 01/28-12 28 0 0 22 43 W17 26 2 1 NW60 4055 W41 149748 V 01/28-13 28 0 0 25 42 W18 30 2 1 NW60 4564 W46 184009 E 01/28-14 28 0 0 26 42 W20 31 2 1 NW60 5074 W49 218271 E 01/28-15 28 0 0 26 41 W18 30 2 1 NW60 4762 W47 197993 E 01/28-16 28 0 0 25 41 W17 28 2 1 NW60 4450 W46 177715 E 01/28-17 25 0 0 24 42 W16 25 2 1 NW60 4138 W44 157437 E 01/28-18 25 0 0 21 46 W16 25 2 1 NW60 3519 W41 128554 V 01/28-19 25 0 0 18 49 W15 24 2 1 NW60 2900 W38 99671 G 01/28-20 25 0 0 17 51 W15 24 2 1 NW60 2282 W36 70787 G 01/28-21 25 0 0 17 49 W14 23 2 1 NW62 2158 W36 66956 G 01/28-22 25 0 0 16 51 W14 22 2 1 NW63 2034 W36 63124 G 01/28-23 17 0 0 17 48 W13 21 2 1 NW62 1910 W36 59292 F 01/29-00 17 0 0 17 48 W12 18 2 1 NW58 1818 W36 55567 F 01/29-01 17 0 0 13 53 W12 17 2 1 NW52 1725 W35 51841 F 01/29-02 17 0 0 13 53 W10 16 2 1 NW48 1632 W33 48116 F 01/29-03 17 0 0 13 54 W10 16 2 1 NW48 1581 W31 42939 F 01/29-04 17 0 0 13 54 W 9 15 2 1 NW51 1529 W29 37761 P 01/29-05 19 2 0 11 61 W 9 15 2 1 NW52 1478 W25 32584 P 01/29-06 19 2 0 11 64 W 9 15 2 1 NW51 1225 W22 25059 P 01/29-07 19 2 0 11 67 W 9 15 2 1 NW47 972 W20 17533 P 01/29-08 19 2 0 10 76 W 9 15 2 1 NW44 719 W16 10007 P 01/29-09 19 2 0 16 66 W 9 15 2 1 NW40 1253 W18 21655 P 01/29-10 19 2 0 23 55 W 9 15 2 1 NW38 1786 W21 33303 P 01/29-11 24 1 0 27 53 W 9 15 2 1 NW36 2320 W22 44951 F 01/29-12 24 1 0 30 49 W10 16 2 1 NW36 3172 W25 72452 G 01/29-13 24 1 0 33 47 W12 17 2 1 NW38 4025 W28 99953 G 01/29-14 24 1 0 34 45 W12 18 2 1 NW39 4877 W30 127455 V 01/29-15 24 1 0 34 44 W12 17 2 1 NW40 4233 W29 106433 V 01/29-16 24 1 0 34 44 W10 16 2 1 NW41 3590 W26 85411 G 01/29-17 29 1 0 30 48 W 9 15 2 1 W43 2947 W25 64390 G 01/29-18 29 1 0 26 56 W 9 15 2 1 W43 2119 W22 44839 F 01/29-19 29 1 0 22 63 W 9 15 2 1 W43 1292 W18 25288 P 01/29-20 29 1 0 19 68 W 9 15 2 1 W41 465 W14 5736 P 01/29-21 29 1 0 20 64 W 9 14 2 1 W41 440 W14 5453 P 01/29-22 29 1 0 18 65 W 8 14 2 1 W40 416 W14 5170 P 01/29-23 25 0 0 20 58 W 8 13 2 1 W40 392 W14 4887 P 01/30-00 25 0 0 19 59 W 8 13 2 1 W39 381 W15 4916 P 01/30-01 25 0 0 14 73 W 8 13 2 1 W39 370 W15 4944 P 01/30-02 25 0 0 14 72 W 8 13 2 1 W38 359 W16 4972 P 01/30-03 25 0 0 13 73 W 8 13 2 1 W38 323 W15 4286 P 01/30-04 25 0 0 13 71 W 8 13 2 1 W38 287 W14 3600 P 01/30-05 28 4 1 10 83 W 8 13 2 1 W38 251 W14 2913 P KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - TEMPERATURE /DEGREES F/ RH - RELATIVE HUMIDITY /PERCENT/ 20FT WIND - 20-FOOT WIND /MPH/ GST - 20-FOOT WIND GUST /MPH/ HI - HAINES INDEX LAL - LIGHTNING ACTIVITY LEVEL 10K WIND - 10000 FEET ABOVE GROUND LEVEL FREE-AIR WINDS /MPH/ MIXG HGT - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/ TRAN WIND - TRANSPORT WINDS /MPH/ VENTL RATE - VENTILATION RATE /KNOT-FEET/ AJTV RATNG - SMOKE DISPERSION ADJECTIVE RATING P - POOR F - FAIR G - GOOD V - VERY GOOD E- EXCELLENT $$ FORECASTER...WFO BOULDER/SWE REQUESTED BY...ZACH BECKER REASON FOR REQUEST...PRESCRIBED .TAG 20120127.SOUTH.01/BOU